package com.pro01.backend.dto;

import lombok.Data;

@Data
public class MessageDTO {
    private Long id;
    private Long senderId;
    private Long receiverId;
    private String content;
    private String status;
    private java.sql.Timestamp createdAt;

    private String senderUsername;
    private String receiverUsername;

    // Getter / Setter 可用 Lombok 简化
    // @Data, @NoArgsConstructor, @AllArgsConstructor 等
}

